third_party/llvm-10.0/llvm/lib/BinaryFormat/Wasm.cpp

//===-- llvm/BinaryFormat/Wasm.cpp -------------------------------*- C++-*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#include "llvm/BinaryFormat/Wasm.h"

std::string llvm::wasm::toString(wasm::WasmSymbolType Type) {
  switch (Type) {
  case wasm::WASM_SYMBOL_TYPE_FUNCTION:
    return "WASM_SYMBOL_TYPE_FUNCTION";
  case wasm::WASM_SYMBOL_TYPE_GLOBAL:
    return "WASM_SYMBOL_TYPE_GLOBAL";
  case wasm::WASM_SYMBOL_TYPE_DATA:
    return "WASM_SYMBOL_TYPE_DATA";
  case wasm::WASM_SYMBOL_TYPE_SECTION:
    return "WASM_SYMBOL_TYPE_SECTION";
  case wasm::WASM_SYMBOL_TYPE_EVENT:
    return "WASM_SYMBOL_TYPE_EVENT";
  }
  llvm_unreachable("unknown symbol type");
}

std::string llvm::wasm::relocTypetoString(uint32_t Type) {
  switch (Type) {
#define WASM_RELOC(NAME, VALUE)                                                \
  case VALUE:                                                                  \
    return #NAME;
#include "llvm/BinaryFormat/WasmRelocs.def"
#undef WASM_RELOC
  default:
    llvm_unreachable("unknown reloc type");
  }
}

bool llvm::wasm::relocTypeHasAddend(uint32_t Type) {
  switch (Type) {
  case R_WASM_MEMORY_ADDR_LEB:
  case R_WASM_MEMORY_ADDR_SLEB:
  case R_WASM_MEMORY_ADDR_REL_SLEB:
  case R_WASM_MEMORY_ADDR_I32:
  case R_WASM_FUNCTION_OFFSET_I32:
  case R_WASM_SECTION_OFFSET_I32:
    return true;
  default:
    return false;
  }
}